The team used human stem cells to create embryo-like structures dubbed “hematoids” that mirror some features of early human ...

For years, scientists have known that the anti-aging hormone klotho, infusions of young blood, and exercise each improve brain function in older mice. But they didn’t know why. Now, two UC San ...

We’ve all been there. You walk out of the office after a long workday, look out over a sea of cars, and wonder, “Now where the heck did I park?” When you’re young, remembering comes easy. “Oh, yeah,” ...

Hidden within our bones, marrow sustains life by producing billions of blood cells daily, from oxygen-carrying red cells to immune-boosting white cells. This vital function is often disrupted in ...

A new experimental therapy helps restore the heart’s flexibility in models of stiffened heart failure. Michael Gotthardt and his colleagues at the Max Delbrück Center are working with U.S. researchers ...

For the first time, researchers have successfully connected a functioning liver from a genetically modified pig to a human body.* In a step toward testing the procedure in living people, a team at the ...

As age increases, the pancreas changes, which increases the risk of metabolic diseases such as type 2 diabetes, digestive ...

Hormones coordinate different body functions by carrying messages through the bloodstream to target cells and tissues. Hormonal imbalances occur through inadequate or excess hormone synthesis, which ...

Microplastics have been found in our lungs, guts, and even our blood. Now, researchers say they may reduce protective enzymes and proteins that keep neurons strong. Stacey Leasca is an award-winning ...